Home / 119,236,543.80-178,854,815.70-93,408,511.20

Finding the Fourth Proportional to 119,236,543.80, 178,854,815.70 and 93,408,511.20

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Solution

The fourth proportional to 119,236,543.80, 178,854,815.70 and 93,408,511.20 is: 140,112,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,236,543.80 : 178,854,815.70 = 93,408,511.20 : x
  2. Step 2: Convert to fraction form
    119,236,543.80/178,854,815.70 = 93,408,511.20/x
  3. Step 3: Cross multiply
    119,236,543.80x = 178,854,815.70 × 93,408,511.20
  4. Step 4: Simplify right side
    119,236,543.80x = 16,706,562,055,487,386
  5. Step 5: Solve for x
    x = 16,706,562,055,487,386/119,236,543.80
  6. Step 6: Final answer
    x = 140,112,766.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.